Atlantis Air Conditioning & Heating in Pittsburg, California, is a leading Air conditioning and Cooling company offering sales, service, and repairs for all makes and models of air conditioning and heating systems. We service the entire East Bay, including Alameda and Contra Costa counties. Atlantis Air Conditioning & Heating, serving all of Alameda & Contra Costa Counties, offers the following HVAC sales, service, and repairs: A/C Full Installations Repairs Relocate A/C Unit Replace Ducts Install Wall Heaters A/C and Heat Inspections Free Service Call with Repair Free Estimates Senior Discounts 24-Hour Service,7 Days a Week, No Extra Charge!